2457420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{5851}}^1$

素因数の和:5870

約数の個数: 48

約数和(自身を含む): 7865088

約数和(自身を除く): 5407668

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 5851, 11702, 17553, 23404, 29255, 35106, 40957, 58510, 70212, 81914, 87765, 117020, 122871, 163828, 175530, 204785, 245742, 351060, 409570, 491484, 614355, 819140, 1228710, 2457420]

約数ペア:

[(1, 2457420), (2, 1228710), (3, 819140), (4, 614355), (5, 491484), (6, 409570), (7, 351060), (10, 245742), (12, 204785), (14, 175530), (15, 163828), (20, 122871), (21, 117020), (28, 87765), (30, 81914), (35, 70212), (42, 58510), (60, 40957), (70, 35106), (84, 29255), (105, 23404), (140, 17553), (210, 11702), (420, 5851)]